General
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Target
4f7771816a61eee6220b7e56ffd96e377dc5783b5bb6cba0ee39dbb25b9e4ce6
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Size
681KB
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Sample
240522-bqx7qaga4w
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MD5
bf11911b6520870ace83bf94f86647f1
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SHA1
23f7fa2eb9a8f88899fa19dbd6296fdf0d377c57
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SHA256
4f7771816a61eee6220b7e56ffd96e377dc5783b5bb6cba0ee39dbb25b9e4ce6
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SHA512
5574d6b4ccb2591c0b68c533f7003b246e737ce562da407902cdd79d998a39dd7d607dfaaf2b16b02c261a4c5733eb91cf2e54ebe9e384bb1416a89eb87d6468
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SSDEEP
12288:UvbDA/K+AhaGMeXBCr4H8HqdaWluvNBtYSBmxmKVdBkhmY8RVp+InboA:gkBvGVs4vdRKHYSoxRSmYG7bl
Static task
static1
Behavioral task
behavioral1
Sample
4f7771816a61eee6220b7e56ffd96e377dc5783b5bb6cba0ee39dbb25b9e4ce6.exe
Resource
win7-20240508-en
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot7112515810:AAFghL07X0tlIBZbY77j9J8dN968K82ybQU/
Targets
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Target
4f7771816a61eee6220b7e56ffd96e377dc5783b5bb6cba0ee39dbb25b9e4ce6
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Size
681KB
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MD5
bf11911b6520870ace83bf94f86647f1
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SHA1
23f7fa2eb9a8f88899fa19dbd6296fdf0d377c57
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SHA256
4f7771816a61eee6220b7e56ffd96e377dc5783b5bb6cba0ee39dbb25b9e4ce6
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SHA512
5574d6b4ccb2591c0b68c533f7003b246e737ce562da407902cdd79d998a39dd7d607dfaaf2b16b02c261a4c5733eb91cf2e54ebe9e384bb1416a89eb87d6468
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SSDEEP
12288:UvbDA/K+AhaGMeXBCr4H8HqdaWluvNBtYSBmxmKVdBkhmY8RVp+InboA:gkBvGVs4vdRKHYSoxRSmYG7bl
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Looks for VirtualBox Guest Additions in registry
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Looks for VMWare Tools registry key
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Modify Registry
4Virtualization/Sandbox Evasion
2